*{
	margin:0;
	padding: 0; 
}
.cz{
	width: 100%;
	height: 100%;
	padding-left: 80px;
	padding-top: 50px;
	box-sizing: border-box;
}
input{
	width: 150px;
	border:none;
	zoom:1;
	outline: medium;
	border-bottom: 1px solid black;
	padding-top: 10px;
}
#caozuo,#yonghu{
	width: 150px;
}
table{
	width: 800px;
	height: 150px;
	text-align: center;
	/*border: 1px solid #ccc;*/
	border-collapse: collapse;
}
td{
	border: 1px solid #ccc;
}